Home / 3,288.35-4,932.78-1,097.08

Finding the Fourth Proportional to 3,288.35, 4,932.78 and 1,097.08

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Solution

The fourth proportional to 3,288.35, 4,932.78 and 1,097.08 is: 1,645.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.35 : 4,932.78 = 1,097.08 : x
  2. Step 2: Convert to fraction form
    3,288.35/4,932.78 = 1,097.08/x
  3. Step 3: Cross multiply
    3,288.35x = 4,932.78 × 1,097.08
  4. Step 4: Simplify right side
    3,288.35x = 5,411,644.01
  5. Step 5: Solve for x
    x = 5,411,644.01/3,288.35
  6. Step 6: Final answer
    x = 1,645.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.